13819430188 has 12 divisors (see below), whose sum is σ = 24200342712.
Its totient is φ = 6905046560.
The previous prime is 13819430173. The next prime is 13819430213. The reversal of 13819430188 is 88103491831.
It is a happy number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1160470 + ... + 1172317.
It is an arithmetic number, because the mean of its divisors is an integer number (2016695226).
Almost surely, 213819430188 is an apocalyptic number.
It is an amenable number.
13819430188 is a deficient number, since it is larger than the sum of its proper divisors (10380912524).
13819430188 is a wasteful number, since it uses less digits than its factorization.
13819430188 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2334272 (or 2334270 counting only the distinct ones).
The product of its (nonzero) digits is 165888, while the sum is 46.
The spelling of 13819430188 in words is "thirteen billion, eight hundred nineteen million, four hundred thirty thousand, one hundred eighty-eight".